package com.heima.behavior.service.impl;

import com.heima.behavior.service.ApBehaviorEntryService;
import com.heima.behavior.service.ApUnlikeBehaviorService;
import com.heima.common.exception.CustException;
import com.heima.model.behavior.dtos.UnLikesBehaviorDTO;
import com.heima.model.behavior.pojos.ApBehaviorEntry;
import com.heima.model.behavior.pojos.ApUnlikesBehavior;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.threadlocal.AppThreadLocalUtils;
import com.heima.model.user.pojos.ApUser;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

import java.util.Date;

/**
 * @authar by xiecong
 * @Date 2022/3/10
 * @Description
 */
@Service
public class ApUnlikeBehaviorImpl implements ApUnlikeBehaviorService {
    @Autowired
    ApBehaviorEntryService apBehaviorEntryService;
    @Autowired
    MongoTemplate mongoTemplate;

    /**
     * 保存 或 取消 不喜欢
     *
     * @param dto
     * @return
     */
    @Override
    public ResponseResult unlikeBehavior(UnLikesBehaviorDTO dto) {
        //1. 校验参数 文章id不能为空  需要登录 不喜欢类型取值为 0 或 1
        ApUser apUser = AppThreadLocalUtils.getUser();
        if (apUser == null) {
            return ResponseResult.errorResult(AppHttpCodeEnum.DATA_NOT_EXIST, "请先登陆");
        }
        //2. 查询行为实体数据
        ApBehaviorEntry apBehaviorEntry = apBehaviorEntryService.findByUserIdOrEquipmentId(apUser.getId(), dto.getEquipmentId());
        //3. 如果是不喜欢操作 查询不喜欢行为是否存在
            Query query = Query.query(Criteria
                    .where("entryId").is(apBehaviorEntry.getId())
                    .and("articleId").is(dto.getArticleId()));
            ApUnlikesBehavior apUnlikesBehavior = mongoTemplate.findOne(query, ApUnlikesBehavior.class);
        if(apUnlikesBehavior != null && dto.getType().intValue() == 0 ){
            CustException.cust(AppHttpCodeEnum.DATA_EXIST,"您已设置不喜欢");
        }
            //4. 如果不存在   添加不喜欢行为
            if (apUnlikesBehavior == null) {
                apUnlikesBehavior = ApUnlikesBehavior.builder()
                        .articleId(dto.getArticleId())
                        .createdTime(new Date())
                        .entryId(apBehaviorEntry.getId())
                        .type((short) 0)
                        .build();
                mongoTemplate.save(apUnlikesBehavior);
            }else {
                //5. 如果存在  取消不喜欢操作  删除对应的不喜欢数据
                mongoTemplate.remove(query,ApUnlikesBehavior.class);
            }
        return ResponseResult.okResult();
    }
}
